July Weather in Eugene, United States

Last updated: February 24, 2025

In July, Eugene, Oregon experiences warm and pleasant weather, characterized by a maximum temperature reaching 37°C (99°F) and an average of 20°C (69°F). The nights are cooler, with minimum temperatures dipping to 7°C (45°F). This summer month boasts an impressively low precipitation rate of only 2 mm (0.1 in), with no precipitation days recorded, making it ideal for outdoor activities. With a humidity level of 78%, the air remains slightly damp, contributing to a tropical feel amid the summer sun. Enjoy the warmth and vibrant atmosphere that July brings to Eugene!

July Temperature in Eugene

In July, Eugene experiences a delightful peak in summer warmth, with temperatures ranging from a comfortable 7°C (45°F) at night to a sizzling 37°C (99°F) during the day. The average temperature hovers around 20°C (69°F), creating the ideal conditions for outdoor activities and enjoying the lush Oregon scenery. This month marks a significant shift from the chilly winter months, progressing from frigid January lows of -12°C (11°F), and showcases a broader trend of rising temperatures as the year unfolds. With the landscape in full bloom, July in Eugene offers a vibrant invitation to soak up the sun and revel in the natural beauty.

July Weather in Eugene: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Eugene, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec414145505663696963534641
Data source: Temperature data for Eugene generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

July Precipitation in Eugene

In Eugene, Oregon, July marks a striking shift in precipitation patterns, with the month receiving a mere 2 mm (0.1 in) of rain, the lowest recorded for the year. Remarkably, July boasts zero precipitation days, underscoring its reputation as a dry summer month, a stark contrast to the wetter months preceding it. This decline from June's 41 mm (1.6 in) indicates a significant reduction in rainfall as the region transitions from the spring deluges to the sun-drenched days of summer. As the year progresses, the precipitation begins to pick up again in August and September, creating a balanced seasonal rhythm that defines Eugene's temperate climate. The dry July not only highlights the region's seasonal variability but also prepares the landscape for the lush green that follows in the autumn months.

July Precipitation Trends in Eugene

The chart displays monthly precipitation patterns in Eugene, with values for each month alongside July's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec1521971391346241257699141180
Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.
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July Humidity in Eugene

In Eugene, United States, July brings a welcome relief from the higher humidity levels of previous months, with an average of 78%. This marks a noticeable dip from the consistently humid conditions experienced earlier in the year, peaking at 86% in March. As summer sets in, humidity continues to decline, reaching a low of 67% by August, making July a transitional month where residents can enjoy slightly drier air before the fall brings back the moisture. Interestingly, despite the summer shift, humidity rises again in autumn, illustrating a cyclical pattern that highlights Eugene's distinct seasonal changes.

July Average Humidity in Eugene

This chart illustrates the average monthly humidity levels in Eugene, with July's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how July's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec84%85%86%83%83%83%78%67%66%77%87%87%
Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Eugene

In July, the UV Index in Eugene, United States, consistently peaks at 10, placing it firmly in the very high exposure category. This trend mirrors the preceding months of May and June, where outdoor enthusiasts should be particularly vigilant, as the risk of sunburn increases significantly with a burn time of just 15 minutes. Unlike the colder months of January and February, when the UV Index drops to low and moderate levels, July's intense sunlight calls for protective measures. As summer progresses into August and September, the UV Index remains elevated, although slightly decreasing to 9 and 8, respectively. To stay informed and protect your skin, check the latest data at Eugene UV Index.

Maximum UV Index Levels in Eugene for July

The chart shows the monthly maximum UV Index (UVI) for Eugene in July, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec246710101098532
Data source: Eugene July UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

July Sunshine in Eugene

In July, Eugene basks in the warmth of 394 hours of sunshine, marking it as the sunniest month of the year. This vibrant surge begins a steady climb from the earlier months, as January kicks off the year with just 98 hours of sunlight. The trend is clear: as spring transitions into summer, residents can expect longer days filled with golden rays, peaking in July before slightly easing into August with 360 hours. This brilliant display of sunlight not only brightens the landscape but also energizes the community, inviting outdoor activities and gatherings during the peak of summer. As the days gradually shorten in September and beyond, the delightful sun-soaked days of July remain a cherished highlight in Eugene's annual calendar.

Monthly Sunshine Duration in Eugene: July Highlighted

The July sunshine duration represents the total number of hours Eugene experiences direct sunlight during the month of July, excluding cloudy or obstructed periods. This chart compares the sunshine duration of July with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec98h126h201h236h303h337h394h360h281h226h149h122h
Data source: Eugene July Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Eugene During July

As summer unfolds in Eugene, July shines as the month most likely to bask in sunshine, boasting a remarkable 84% chance of sunny weather. This trend highlights a stark contrast to the earlier months of the year, where the chances of clear skies are significantly lower, hovering around 17% in January and dipping to just 14% in February. The gradual increase in sunshine begins in March, climbing to 40% by the time April arrives, yet it isn't until June that residents begin to feel the warmth with a 63% probability of sun. The transition into July not only marks the peak of sunny days but also signals a shift in climate that many eagerly anticipate, with August continuing the trend at 70%. Overall, this data paints a picture of a vibrant summer, making July a true highlight for sun-seekers in Eugene.

Percentage of Sunny Days in July in Eugene

The chart illustrates the percentage of sunny days in Eugene throughout the year, with July highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Eugene experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec17%14%40%56%43%63%84%70%64%29%23%12%
Data source: Eugene July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Eugene in July

In Eugene, July is a peak moment of summer, where the daylight duration reaches a maximum of 15 hours. This extended sunlight invites outdoor activities and vibrant community events, as residents embrace longer evenings filled with warmth and natural light. Following the trend of increasing daylight through spring, from January's modest 9 hours, the days steadily extend, peaking in July before gradually tapering off in August. This rhythm of daylight not only highlights the joys of summer but also sets the stage for the gradual shift into the cooler months, showcasing the beautiful ebb and flow of the seasons in this charming city.

Average Daylight Hours in Eugene for July

The chart illustrates the variation in daylight duration in Eugene throughout the year, with July highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 18m10h 29m11h 58m13h 29m14h 46m15h 25m15h 3m13h 54m12h 26m10h 56m9h 36m8h 55m
Data source: Eugene daylight hours, calculated by summing the hours between sunrise and sunset for each day.

July Winds in Eugene

In July, Eugene experiences a mild and consistent breeze, with an average wind speed of 2.2 m/s (5 mph)—a continuation of the gentle winds that mark much of the summer. This month aligns with previous trends, as both June and August also register at the same speed. It’s interesting to note that July’s winds are relatively stable compared to the early months of the year, where fluctuations in speed were more prominent. With the comfort of warm summer days, combined with this gentle airflow, July winds create an inviting atmosphere for outdoor activities, making it a delightful time to enjoy the beauty of Eugene.

Average July Wind Speed in Eugene

The chart displays monthly wind speed patterns in Eugene, with values for each month shown alongside July's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how July's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.22.31.92.02.11.92.2 m/s2.22.12.12.12.4
Data source: Eugene July wind data, generated using information from the Copernicus Climate Change Service.

How July Weather in Eugene Compares to Other Months

The weather in Eugene changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of July's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Eugene and find detailed weather information for every month.

In July, the weather is typically warm and dry in Eugene, with average temperatures ranging from a minimum of 7°C (45°F) to a maximum of 37°C (99°F) and very little precipitation. In stark contrast, January brings much colder conditions, with average temperatures between -12°C (11°F) and 18°C (65°F), along with significant rainfall totaling 152 mm (6.0 in) over 15 days. While July enjoys a relative lack of humidity at 78%, January's humidity is slightly higher at 84%. For more details about the January weather patterns, check out Eugene weather in January.

July and February present stark contrasts in weather patterns. In July, temperatures range from a mild 7°C (45°F) at night to a scorching 37°C (99°F) during the day, with minimal precipitation of just 2 mm (0.1 in) and low humidity at 78%. In contrast, February experiences much cooler conditions, with temperatures dipping to a minimum of -6°C (21°F) and reaching a maximum of 19°C (67°F). February is also notably wet, recording 197 mm (7.7 in) of precipitation over 18 days, coupled with higher humidity at 85%. For more detailed insights into February's climate, check out Eugene weather in February.

July and March present a striking contrast in weather. July enjoys warmer temperatures, with a minimum of 7°C (45°F), an average of 20°C (69°F), and a maximum reaching up to 37°C (99°F). In stark contrast, March sees much cooler conditions, with minimum temperatures plummeting to -7°C (20°F), an average of 7°C (45°F), and a maximum of 23°C (74°F). While July features minimal precipitation with just 2 mm over 0 days, March experiences significantly higher rainfall at 139 mm spread across 16 days. Additionally, humidity levels are relatively high in both months, peaking at 86% in March compared to 78% in July. For more details on March weather, you can check Eugene weather in March.

When comparing the weather in July and April, the differences are striking. July typically enjoys much warmer temperatures, with a minimum of 7°C (45°F) and an average of 20°C (69°F), peaking at a scorching 37°C (99°F). In stark contrast, April's temperatures are cooler, ranging from a minimum of -2°C (29°F) to an average of 10°C (50°F), with a maximum of 28°C (83°F). Additionally, July is remarkably dry, experiencing only 2 mm of precipitation over 0 days, while April is quite wet, receiving 134 mm of rain across 14 days. Humidity levels are also similar, with July at 78% and April slightly higher at 83%. For more detailed insights on April conditions, you can refer to Eugene weather in April.

In July, the weather in Eugene is noticeably warmer, with average temperatures reaching 20°C (69°F) compared to a cooler 13°C (57°F) in May. July experiences a wider temperature range, with a minimum of 7°C (45°F) and a maximum of 37°C (99°F), making it a hotter month overall. In contrast, May sees more precipitation, totaling 62 mm (2.5 in) over 9 days, while July remains dry with only 2 mm (0.1 in) and no rainy days. Humidity levels are fairly similar, with July at 78% and May slightly higher at 83%. For more detailed information on May's weather, you can check Eugene weather in May.

In comparing the weather between June and July, it’s evident that July is generally warmer and drier. While June experiences a wider temperature range with a minimum of 5°C (42°F) and a maximum of 44°C (111°F), July boasts a milder minimum of 7°C (45°F) and a maximum temperature of 37°C (99°F). Additionally, July sees significantly less precipitation, totaling only 2 mm (0.1 in) compared to June's 41 mm (1.6 in) over six days. Humidity remains slightly lower in July at 78%, compared to 83% in June. For more detailed insights, you can refer to Eugene weather in June.

In comparing the weather between July and August, we see that both months feature similar minimum temperatures, with July at 7°C (45°F) and August at 7°C (44°F). However, August tends to be slightly warmer overall, with an average temperature of 21°C (69°F) compared to July's average of 20°C (69°F). The maximum temperatures also rise, reaching 40°C (104°F) in August, which is warmer than July's peak of 37°C (99°F). Precipitation increases slightly in August, with 5 mm (0.2 in) of rain over 1 day, compared to July's dry spell of 2 mm (0.1 in) and no rainy days. Humidity levels are also lower in August at 67%, which may make the heat feel a bit more tolerable. For more detailed information, you can visit Eugene weather in August.

In comparing the weather between July and September, we see notable differences in temperature and precipitation patterns. July boasts a warm average temperature of 20°C (69°F) with maximums reaching up to 37°C (99°F) and minimal precipitation, making it quite dry with no rainy days. In contrast, September experiences a cooler average temperature of 17°C (63°F), with minimums dipping to 4°C (39°F), and while the maximum stays similar at 37°C (98°F), it brings significantly more rainfall, accumulating 76 mm (3.0 in) over six days. This shift highlights a transition from the drier summer months to the wetter fall season. For more details, check out the Eugene weather in September.

July and October present stark contrasts in weather patterns. In July, temperatures range from a mild 7°C (45°F) at night to a scorching maximum of 37°C (99°F), with minimal precipitation of just 2 mm and no rainy days, resulting in a warm, dry atmosphere. In contrast, October features cooler temperatures, with a minimum of -4°C (25°F) and an average of 11°C (53°F), alongside significantly increased precipitation at 99 mm over 10 days, leading to a more humid environment. Both months maintain a humidity level around 77-78%, but the overall feel of the air shifts dramatically from the heat of summer to the chill of autumn. For more details, check out Eugene weather in October.

In July, the weather is predominantly warm and dry, with temperatures ranging from a cool 7°C (45°F) at night to a scorching maximum of 37°C (99°F) during the day. The average temperature hovers around a comfortable 20°C (69°F), while humidity levels are relatively high at 78% and rainfall is minimal, totaling just 2 mm across the month. In stark contrast, November ushers in much cooler conditions, with temperatures falling to a chilly -6°C (22°F) at night and peaking at 21°C (70°F) during the day. The average temperature sits at a brisk 8°C (46°F), and the month is characterized by significant precipitation of 141 mm (5.6 in) over 14 rainy days, alongside even higher humidity levels at 87%. For more details on the specific changes in weather, check out Eugene weather in November.

July and December weather in Eugene showcase a stark contrast. In July, temperatures can soar with a minimum of 7°C (45°F) and a maximum reaching up to 37°C (99°F), while enjoying a dry spell with only 2 mm of precipitation over the month and high humidity at 78%. In contrast, December experiences much colder conditions with temperatures ranging from a bitter minimum of -6°C (21°F) to a mild maximum of 18°C (65°F). Precipitation is significantly higher during this month, accumulating to 180 mm (7.1 in) over 18 days, and humidity remains elevated at 87%. For more detailed insights, check out Eugene weather in December.

Compare Eugene's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Eugene

July in Eugene stands out as a blissful retreat from the chill of earlier months, with pleasantly warm temperatures that invite outdoor activities and events. With humidity hovering around 78%, the weather offers a comfortable warmth, making it an ideal time for picnics and explorations. Notably, July is remarkably dry, boasting no days of precipitation, which makes it distinct from the wetter months of the year. Whether you're lounging in a park or embarking on an adventure, the summer sun in Eugene creates an inviting atmosphere for locals and visitors alike. For more insights into Eugene’s climate throughout the year, check out Eugene Climate.